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Brazil's Islands in the Sky Defy Evolution

Isolated table mountains with sheer cliffs in South America should be natural laboratories for evolution. Why aren't they?

Mt. St. Helens Renewal Slow, Steady

This is an eyewitness report of ecological renewal at the volcano that erupted 32 years ago.

Palm Trees Thrived in Antarctica

Evidence for tropical trees has been found 5 km deep off the coast of Antarctica.

Left-Handed Amino Acid Puzzle Remains

A new suggestion of how life ended up with left-handed amino acids comes up short.

The Sociology of Climate Science

What has become known as "climate science" offers an opportunity to investigate the sociology of science and ask how political biases influence individual scientists. Since the lukewarm political response to the Rio conference, news articles indicate that climate science has a climate of its own – one that's heating up over the inability to convince the public.

Dark Matter Remains Missing

The most sensitive test to date for dark matter in the form of weakly interacting massive particles (WIMPs) has turned up nothing.

Our Poisonous Moon: Better from a Distance

The moon stabilizes Earth's axis and regulates the tides, but enjoy it from a distance. Now there are more reasons you wouldn't want to live there.

Maple to the Rescue

The SWAT team surrounds the compound. An officer tosses a maple seed into an open window and checks the readout on his computer. The team bursts in and, surprising the terrorists, rescues the hostages safely.

Volcano Tour Planned

A key researcher of the catastrophic geology at Mt. St. Helens is leading hikes on the volcano next month.

Are Two Cambrian Explosions Better than One?

Something seems wrong with this picture: deep sea creatures living in the dark were preserved in ash from a land volcano.

Inflation Again: This Time with Feeling

Inflation is dead. Long live inflation.

Stellar Dust Disk Vanishes in 3 Years

According to widely accepted theory, planets evolve from orbiting dust disks surrounding stars. If so, planets trying to form in the dust around one young star didn't have much time. The disk evaporated within 3 years.

Animalympics

As summer Olympics season approaches, we should remember that we humans are not the only ones with some amazing physical abilities.

Dinosaur Feather Story Gets Hairy

Another "feathered dinosaur" story has caused a flap and flurry of news reports. But are they really feathers, and do they help evolutionary theory?

Explanatory Filter in Action: Fairy Circles in Africa

The old "crop circle" craze fanned the curiosity of many, till humans were filmed making them. Now, scientists have a different circle mystery, and they're stumped.
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